Vulnerability Database

313,825

Total vulnerabilities in the database

CVE-2021-36167

An improper authorization vulnerabiltiy [CWE-285] in FortiClient Windows versions 7.0.0 and 6.4.6 and below and 6.2.8 and below may allow an unauthenticated attacker to bypass the webfilter control via modifying the session-id paramater.

  • Published: Dec 9, 2021
  • Updated: Nov 16, 2025
  • CVE: CVE-2021-36167
  • Severity: Low
  • Exploit:

CVSS v3:

  • Severity: Low
  • Score: 4.3
  • AV:L/AC:L/PR:N/UI:N/S:C/C:N/I:N/A:L

CVSS v2:

  • Severity: Medium
  • Score: 5
  • AV:N/AC:L/Au:N/C:N/I:P/A:N

No CWE or OWASP classifications available.

Software From Fixed in
fortinet / forticlient 7.0.0 7.0.0.x
fortinet / forticlient 6.4.0 6.4.6.x
fortinet / forticlient 6.2.7 6.2.7.x